Technical data     Frequency range 20-25.000 Hz   Frequency response 20-20.000 Hz + 2 / - 1 dB   Tracking ability at 315Hz at recommended tracking force *) 80 µm   Compliance, dynamic, lateral 20 µm/mN   Stylus type Nude Elliptical   Stylus tip radius r/R 8/18 µm   Equivalent stylus tip mass 0,5 mg   Tracking force range 1,6-2,0 g (16-20 mN)   Tracking force, recommended 1,8 g (18 mN)   Tracking angle 20°   Stylus colour Blue